<?php
/**
 * Hierarchy config file resolver
 *
 * Magento
 *
 * NOTICE OF LICENSE
 *
 * This source file is subject to the Open Software License (OSL 3.0)
 * that is bundled with this package in the file LICENSE.txt.
 * It is also available through the world-wide-web at this URL:
 * http://opensource.org/licenses/osl-3.0.php
 * If you did not receive a copy of the license and are unable to
 * obtain it through the world-wide-web, please send an email
 * to license@magentocommerce.com so we can send you a copy immediately.
 *
 * DISCLAIMER
 *
 * Do not edit or add to this file if you wish to upgrade Magento to newer
 * versions in the future. If you wish to customize Magento for your
 * needs please refer to http://www.magentocommerce.com for more information.
 *
 * @copyright   Copyright (c) 2014 X.commerce, Inc. (http://www.magentocommerce.com)
 * @license     http://opensource.org/licenses/osl-3.0.php  Open Software License (OSL 3.0)
 */
namespace Magento\Email\Model\Template\Config;

class FileResolver implements \Magento\Framework\Config\FileResolverInterface
{
    /**
     * @var \Magento\Framework\Filesystem\Directory\ReadInterface
     */
    protected $directoryRead;

    /**
     * @var \Magento\Framework\Config\FileIteratorFactory
     */
    protected $iteratorFactory;

    /**
     * @param \Magento\Framework\App\Filesystem $filesystem
     * @param \Magento\Email\Model\Template\Config\FileIteratorFactory $iteratorFactory
     */
    public function __construct(
        \Magento\Framework\App\Filesystem $filesystem,
        \Magento\Email\Model\Template\Config\FileIteratorFactory $iteratorFactory
    ) {
        $this->directoryRead = $filesystem->getDirectoryRead(\Magento\Framework\App\Filesystem::MODULES_DIR);
        $this->iteratorFactory = $iteratorFactory;
    }

    /**
     * {@inheritdoc}
     */
    public function get($filename, $scope)
    {
        $iterator = $this->iteratorFactory->create(
            $this->directoryRead,
            $this->directoryRead->search('/*/*/etc/' . $filename)
        );
        return $iterator;
    }
}
